As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YHZ - FL 3 EN ROUTE FCO-PHL, CREW NOTED SMOKE AND ODOR IN COCKPIT. CREW DONNED OXYGEN MASKS. CREW ALSO HEARD A NOISE IN THE COCKPIT, AND THE ODOR BECAM ACRID. THE EICAS STATUS MESSAGE 'FWD EQPT EXH FAN' WAS PRESENT. FLT DIVERTED TO YHZ AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE FOUND THE FORWARD EQUIPMENT COOLING EXHAUST FAN TO BE POPPING ITS CIRCUIT BREAKER AND PHL MAINTENANCE REPLACED IT. (M)